Re: Vectorization opportunities for conditional branches.

2015-01-09 Thread Richard Biener
On Mon, Jan 5, 2015 at 3:27 AM, Ajit Kumar Agarwal wrote: > > The following fig (1) shows an implementation of the SSQ kernel from the BLAS > Library in ATLAS. > Fig(2) shows the conversions of the IF-THEN-ELSE in Fig(1) to vectorized > code. Normally in the automatic vectorization the IF-THEN-E

Re: Android native build of GCC

2015-01-09 Thread Richard Biener
On Thu, Jan 8, 2015 at 11:12 AM, Andrew Haley wrote: > Android native GCC can't support LTO because of a lack of support for > dlopen() in the C library. How should we patch the configury to disable > LTO by default? How does LTO need dlopen? It seems it only cannot use the linker plugin in whi

Re: GCC 5 Status Report (2015-01-08), Stage 4 to start soon

2015-01-09 Thread Christian Bruel
Hi Ramana, any chance to get the attribute target support for ARM review in time for stage 4 ? Many thanks Christian On 01/08/2015 11:32 AM, Jakub Jelinek wrote: The trunk is still in Stage 3 now, which means it is open for general bugfixing, but will enter Stage 4 on Friday, 16th, end of d

Re: Android native build of GCC

2015-01-09 Thread Andrew Haley
On 01/09/2015 10:33 AM, Richard Biener wrote: > On Thu, Jan 8, 2015 at 11:12 AM, Andrew Haley wrote: >> Android native GCC can't support LTO because of a lack of support for >> dlopen() in the C library. How should we patch the configury to disable >> LTO by default? > > How does LTO need dlope

Re: Android native build of GCC

2015-01-09 Thread Richard Biener
On Fri, Jan 9, 2015 at 1:16 PM, Andrew Haley wrote: > On 01/09/2015 10:33 AM, Richard Biener wrote: >> On Thu, Jan 8, 2015 at 11:12 AM, Andrew Haley wrote: >>> Android native GCC can't support LTO because of a lack of support for >>> dlopen() in the C library. How should we patch the configury t

Re: Android native build of GCC

2015-01-09 Thread Andrew Haley
On 01/09/2015 12:30 PM, Richard Biener wrote: > Does --disable-lto-plugin work? Over to you, Cyd. Andrew.

Three symbols in libgcc with no leading __

2015-01-09 Thread Ian Lance Taylor
I noticed that there are three symbols in libgcc with no leading __: isinfd32, isinfd64, isinfd128. Is there any reason for that? As far as I can see GCC will never generate calls to those functions (especially because PR 43374 means that the isinf macro doesn't currently work for decimal floatin

Re: GCC 5 Status Report (2015-01-08), Stage 4 to start soon

2015-01-09 Thread Joel Sherrill
Piling on here. For RTEMS, we have 5 targets with GCC PRs reported. Ignoring the avr and m32c, we have arm, m68k and nios2 all with regressions since 4.9. I think these PRs are important enough that they should get consideration: + arm: ICE GCC PR64460 segfault for -O2 and xscale + m68k: GCC PR64

Re: Android native build of GCC

2015-01-09 Thread Cyd Haselton
On Fri, Jan 9, 2015 at 6:37 AM, Andrew Haley wrote: > On 01/09/2015 12:30 PM, Richard Biener wrote: >> Does --disable-lto-plugin work? > > Over to you, Cyd. > > Andrew. > Yes, it allows the build to continue successfully. Specifically it allows the libgcc_s.so to be built. Brief background: the

Re: GCC 5 Status Report (2015-01-08), Stage 4 to start soon

2015-01-09 Thread Jeff Law
On 01/09/15 08:32, Joel Sherrill wrote: Piling on here. For RTEMS, we have 5 targets with GCC PRs reported. Ignoring the avr and m32c, we have arm, m68k and nios2 all with regressions since 4.9. I think these PRs are important enough that they should get consideration: + arm: ICE GCC PR64460 se

ARM not building on head?

2015-01-09 Thread Joel Sherrill
Hi Does anyone else see this? There is a semi-colon at the end of gcc/config/arm/arm.h:771 which I don't think should be there. g++ -c -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissi

Re: ARM not building on head?

2015-01-09 Thread Andreas Tobler
Appologies, this is mine. But I couldn't bootstrap arm so far. On 09.01.15 22:05, Joel Sherrill wrote: Does anyone else see this? There is a semi-colon at the end of gcc/config/arm/arm.h:771 which I don't think should be there. g++ -c -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -fno-exce

Re: ARM not building on head?

2015-01-09 Thread Jan-Benedict Glaw
On Fri, 2015-01-09 15:05:52 -0600, Joel Sherrill wrote: > Hi > > Does anyone else see this? There is a semi-colon at the end of > gcc/config/arm/arm.h:771 which I don't think should be there. > > g++ -c -g -O2 -DIN_GCC -DCROSS_DIRECTORY_STRUCTURE -fno-exceptions > -fno-rtti -fasynchronous-u

Re: ARM not building on head?

2015-01-09 Thread Joel Sherrill
On January 9, 2015 4:00:38 PM CST, Jan-Benedict Glaw wrote: >On Fri, 2015-01-09 15:05:52 -0600, Joel Sherrill > wrote: >> Hi >> >> Does anyone else see this? There is a semi-colon at the end of >> gcc/config/arm/arm.h:771 which I don't think should be there. >> >> g++ -c -g -O2 -DIN_GCC -DC

Re: ARM not building on head?

2015-01-09 Thread Andreas Tobler
On 10.01.15 01:00, Joel Sherrill wrote: FWIW fixing the semicolon only let's the build get to an ICE. :( https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64551 Applied the proposal and was able to build a cross-compiler. Andreas On January 9, 2015 4:00:38 PM CST, Jan-Benedict Glaw wrote: